Use backticks in git-merge-one-file-script instead of $(command).

Thomas Glanzmann says that shell he uses on Solaris cannot grok
$(command) but the script does not use nested $(command) and
works happily just by using backticks instead.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git-merge-one-file-script b/git-merge-one-file-script
index 3fb43cc..3e128c6 100755 (executable)
--- a/git-merge-one-file-script
+++ b/git-merge-one-file-script
@@ -52,9 +52,9 @@ case "${1:-.}${2:-.}${3:-.}" in
 #
 "$1$2$3")
        echo "Auto-merging $4."
-       orig=$(git-unpack-file $1)
-       src1=$(git-unpack-file $2)
-       src2=$(git-unpack-file $3)
+       orig=`git-unpack-file $1`
+       src1=`git-unpack-file $2`
+       src2=`git-unpack-file $3`
        merge "$src2" "$orig" "$src1"
        ret=$?
        if [ "$6" != "$7" ]; then
@@ -64,7 +64,7 @@ case "${1:-.}${2:-.}${3:-.}" in
                echo "ERROR: Leaving conflict merge in $src2."
                exit 1
        fi
-       sha1=$(git-write-blob "$src2") || {
+       sha1=`git-write-blob "$src2"` || {
                echo "ERROR: Leaving conflict merge in $src2."
        }
        exec git-update-cache --add --cacheinfo "$6" $sha1 "$4" ;;